Pith Number

pith:G6WJLJ3D

pith:2012:G6WJLJ3DYEBPTFQFRURU3JHQPX

not attested not anchored not stored refs pending

A note on the Lovasz-Schrijver Semidefinite Programming Relaxation for Binary Integer Programs

Pietro Paparella

arxiv:1208.2263 v2 · 2012-08-10 · math.OC

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{G6WJLJ3DYEBPTFQFRURU3JHQPX}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T03:48:26.604328Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

37ac95a763c102f996058d234da4f07de2bb95044353a6810dcb923acb1eb4ed

Aliases

arxiv: 1208.2263 · arxiv_version: 1208.2263v2 · doi: 10.48550/arxiv.1208.2263 · pith_short_12: G6WJLJ3DYEBP · pith_short_16: G6WJLJ3DYEBPTFQF · pith_short_8: G6WJLJ3D

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/G6WJLJ3DYEBPTFQFRURU3JHQPX \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 37ac95a763c102f996058d234da4f07de2bb95044353a6810dcb923acb1eb4ed

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3d2fa9184501cfd527987ad8c168684e1aab4d932497a32f5de3c176acc855a6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2012-08-10T19:48:30Z",
    "title_canon_sha256": "81c245afdcb0c25cdb2601a24612e467bce7512cef6db3d97420c604b9dba0aa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1208.2263",
    "kind": "arxiv",
    "version": 2
  }
}